56631526 has 16 divisors (see below), whose sum is σ = 97226784. Its totient is φ = 24234624.

The previous prime is 56631521. The next prime is 56631541. The reversal of 56631526 is 62513665.

It is a junction number, because it is equal to n+sod(n) for n = 56631491 and 56631500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56631521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8206 + ... + 13438.

It is an arithmetic number, because the mean of its divisors is an integer number (6076674).

Almost surely, 2^56631526 is an apocalyptic number.

56631526 is a deficient number, since it is larger than the sum of its proper divisors (40595258).

56631526 is a wasteful number, since it uses less digits than its factorization.

56631526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6015.

The product of its digits is 32400, while the sum is 34.

The square root of 56631526 is about 7525.3920828087. The cubic root of 56631526 is about 384.0190375038.

The spelling of 56631526 in words is "fifty-six million, six hundred thirty-one thousand, five hundred twenty-six".